Draughting_element_specialisations_arm
short long

d	Chained_or_parallel
e	Datum_feature_callout
e	Datum_target_callout
e	Dimension
e	Dimension_callout
e	Dimension_callout_relationship
d	Dimension_callout_select
e	Dimension_prefix
e	Dimension_sequence_pair
e	Dimension_suffix
d	Dimension_type
e	Dimension_value
e	Draughting_element
e	Geometric_tolerance_callout
d	Primary_or_secondary
e	Structured_dimension_callout
e	Surface_condition_callout